DC Brushes 50000rpm Vibration Micro Coreless Motor for Portable Toys

Basic Info

Model NO.	8G8520
Certification	ISO9001
Diameter	8.5mm
Length of Motor Body	20mm
Transport Package	Standard Export Carton
Specification	8.5mm x L20
Trademark	CHUNGFO
Origin	China
HS Code	8501109990
Production Capacity	4 Million PCS/Month

Product Description

8G Series φ8.5mm x L20 Precious Metal Brushes

Motor Paramter								Motor Model
Values at nominal voltage								8G1NA-010351	8G1NA-010351
		1	Rated voltage				V	3.0	3.7
Free Load		2	No load speed				rpm	39477	47861
		3	No load current				mA	123.5	168
At Max. Efficiency		4	Max. efficiency				%	74.80%	68.55%
		5	Speed				rpm	34772	40830
		6	Current				mA	912.7	978
		7	Torque				g.cm	5.74	5.92
At Max. Output		8	Max. output				W	4.88	4.95
		9	Speed				rpm	19738	23930
		10	Current				mA	3434	2922.7
		11	Torque				g.cm	24.08	20.14
At Stall		12	Stall current				A	6.744	5.677
		13	Stall torque				g.cm	48.15	40.28
Motor Constants
		14	Teminal resistance				Ω	0.31	0.31
		15	Torque constant				g.cm/A	7.272	7.312
		16	Speed constant				rpm/V	13405	13332
		17	Speed/Torque constant				rpm/g.cm	819.9	1188.2

Motor Characteristic								Typical Performance
Thermal parameters
18	Ambient temperature				-20~+65		ºC
19	Max. permissible winding temperature				85		ºC
Mechanical parameters
20	Max. penmissible No-load speed				52000		rpm
21	Max. axial load(dynamic)				0.15		N
Other parameters
22	Number of pole pairs				1
23	Number of commutator segments				3~5
24	Weight				5.7		g
Remarks
1	Rotation direction, wire specification and performance parameters can be
	made according to customer's requirement.
2	Motor can be mounted with various shapes and sizes of eccentric weight which
	is made of iron, brass or ferro-alloy to become vibration motor.
3	Dimension with "*" in the drawing can be adjusted according to customer's requirement.
1g=0.035oz 1inch=25.4mm 1g.cm=0.098mN.m 1oz=28.35g 1mm=0.0394inch 1mN.m=10.2g.cm

Company & Factory
Appliance